Wafer Butterfly Valve Full PTFE Coated


                                  Wafer Butterfly Valve Full PTFE Coated


Full PTFE Coated Wafer Butterfly Valve for hydrofluoric acid, phosphoric acid


The body material: GG25/GGG40/GGG50/CF8/CF8M

The disc material: DI/SS304/SS316/AL-BZ

The stem material: SS410/SS416/SS420/SS304/SS316

The seat material: PTFE

Design Standard:

API 609/ISO 5752/BS5155

Flange Standard:

ANSI 125#/150#;  


DIN 2501 PN6/PN10/PN16/; 

BS4504 PN10/PN16


1. The body is designed, and half axle shaft without pin connections.

2. Disc outside line 3-5mm thick PTFE seat and disc, using ball seal. Smooth transition open, reduce the friction torque, reduced, more reliable seal.

3. All contact with the media part adopts the F4 materials, and guarantee and medium complete isolation and long service life.

4. According to user's requirements, the choice of very convenient installation and drive mode.


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